The illustrations are set in a metaphysical martial arts world. Yan, the main character, is a swordsman who is traveling around the world. She doesn't have a precise purpose for her travels, but her goal is to find mysterious places that only exist in folklore. On her journey, she hears about a ship that has magically appeared in the Western Regions, and many people are searching for the ship's whereabouts and looting its treasures, and Yan embarks on this journey. The illustrations depict the events of this journey.